| Record high, °C |
35 |
27 |
22 |
18 |
15 |
20 |
26 |
29 |
32 |
37 |
41 |
36 |
41 |
| Average high, °C |
21 |
16 |
10 |
7 |
6 |
7 |
12 |
15 |
19 |
22 |
25 |
24 |
15 |
| Average temperature, °C |
16 |
11 |
7 |
4 |
3 |
4 |
7 |
10 |
13 |
17 |
19 |
18 |
11 |
| Average low, °C |
11 |
7 |
4 |
1 |
0 |
1 |
3 |
5 |
8 |
12 |
13 |
13 |
7 |
| Record low, °C |
2 |
-4 |
-8 |
0 |
-14 |
-13 |
-6 |
-2 |
-2 |
2 |
7 |
6 |
-14 |
| Rain, days |
6 |
6 |
6 |
7 |
7 |
6 |
5 |
5 |
6 |
5 |
5 |
6 |
70 |
| Snow, days |
0 |
0 |
0 |
1 |
2 |
2 |
1 |
0 |
0 |
0 |
0 |
0 |
6 |
| Fog, days |
12 |
13 |
14 |
13 |
13 |
12 |
11 |
10 |
9 |
8 |
8 |
9 |
132 |
| Thunderstorms, days |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
1 |
1 |
2 |
2 |
2 |
9 |
| Snowfall, cm. |
0 |
0 |
0 |
1 |
7 |
4 |
3 |
0 |
0 |
0 |
0 |
0 |
15 |
| Average precipitation, mm. |
50 |
50 |
60 |
60 |
60 |
50 |
40 |
40 |
60 |
40 |
40 |
60 |
610 |
| Relative humidity, % |
79 |
85 |
88 |
88 |
88 |
84 |
78 |
72 |
72 |
73 |
72 |
74 |
79 |
| Relative humidity morning, % |
95 |
94 |
93 |
93 |
92 |
91 |
92 |
89 |
89 |
90 |
89 |
90 |
91 |
| Relative humidity evening, % |
61 |
70 |
78 |
83 |
80 |
72 |
64 |
59 |
59 |
58 |
55 |
53 |
66 |
| Wind speed, km/h |
9 |
9 |
9 |
9 |
9 |
12 |
14 |
14 |
12 |
12 |
12 |
9 |
11 |
| Monthly sunshine, часов |
185 |
121 |
77 |
59 |
70 |
90 |
144 |
179 |
206 |
228 |
239 |
236 |
1834 |
| Day Length, часов |
13 |
11 |
10 |
9 |
10 |
11 |
13 |
14 |
16 |
17 |
16 |
15 |
13 |
| Dew point, °C |
11 |
8 |
5 |
2 |
2 |
1 |
2 |
5 |
8 |
11 |
12 |
12 |
79 |
| Growing degree-day, °C |
200 |
60 |
0 |
0 |
0 |
0 |
0 |
17 |
129 |
225 |
293 |
276 |
1200 |
| Solar radiation, global, Mj/m2 |
13 |
8 |
5 |
3 |
4 |
7 |
11 |
15 |
18 |
20 |
20 |
18 |
12 |